Liquid syntax error: Unknown tag 'when'

[jinnatar]

/srv/www/src/jekyll-bulma %> bundle exec jekyll serve
Configuration file: /srv/www/src/jekyll-bulma/_config.yml
       Deprecation: The 'gems' configuration option has been renamed to 'plugins'. Please update your config file accordingly.
            Source: /srv/www/src/jekyll-bulma
       Destination: /srv/www/src/jekyll-bulma/_site
 Incremental build: disabled. Enable with --incremental
      Generating...
    Liquid Warning: Liquid syntax error (line 130): Expected end_of_string but found colon in "{{prepend: site.baseurl | prepend: site.url}}" in /_layouts/default.html
    Liquid Warning: Liquid syntax error (line 130): Expected end_of_string but found colon in "{{prepend: site.baseurl | prepend: site.url}}" in /_layouts/default.html
    Liquid Warning: Liquid syntax error (line 130): Expected end_of_string but found colon in "{{prepend: site.baseurl | prepend: site.url}}" in /_layouts/default.html
    Liquid Warning: Liquid syntax error (line 130): Expected end_of_string but found colon in "{{prepend: site.baseurl | prepend: site.url}}" in /_layouts/default.html
    Liquid Warning: Liquid syntax error (line 130): Expected end_of_string but found colon in "{{prepend: site.baseurl | prepend: site.url}}" in /_layouts/default.html
    Liquid Warning: Liquid syntax error (line 130): Expected end_of_string but found colon in "{{prepend: site.baseurl | prepend: site.url}}" in /_layouts/default.html
    Liquid Warning: Liquid syntax error (line 130): Expected end_of_string but found colon in "{{prepend: site.baseurl | prepend: site.url}}" in /_layouts/default.html
    Liquid Warning: Liquid syntax error (line 130): Expected end_of_string but found colon in "{{prepend: site.baseurl | prepend: site.url}}" in /_layouts/default.html
    Liquid Warning: Liquid syntax error (line 130): Expected end_of_string but found colon in "{{prepend: site.baseurl | prepend: site.url}}" in /_layouts/default.html
     Build Warning: Layout 'page' requested in vendor/bundle/ruby/2.3.0/gems/jekyll-3.5.2/lib/site_template/about.md does not exist.
    Liquid Warning: Liquid syntax error (line 130): Expected end_of_string but found colon in "{{prepend: site.baseurl | prepend: site.url}}" in /_layouts/default.html
  Liquid Exception: Liquid syntax error (line 8): Unknown tag 'when' in vendor/bundle/ruby/2.3.0/gems/liquid-4.0.0/lib/liquid/locales/en.yml
jekyll 3.5.2 | Error:  Liquid syntax error (line 8): Unknown tag 'when'

[jinnatar]

Stems from same root cause as #6 so I'll close this one.

[Shafran123]

sudo bundle exec jekyll build --config ./_config-dev.yml
Configuration file: ./_config-dev.yml
Source: /Users/shafran/mozilla-campus-clubs
Destination: /Users/shafran/mozilla-campus-clubs/_site
Incremental build: disabled. Enable with --incremental
Generating...
Liquid Exception: Liquid syntax error (line 8): Unknown tag 'when' in commonmaeker/ruby/2.5.0/gems/liquid-4.0.0/lib/liquid/locales/en.yml
jekyll 3.7.4 | Error: Liquid syntax error (line 8): Unknown tag 'when'

i got this error how to fix

[selivandex]

Same thing

[ulidtko]

Fix this by ignoring the vendor/bundle subdir (≈ node_modules) in your _config.yaml:

--- a/docs/_config.yml
+++ b/docs/_config.yml
@@ -21,6 +21,7 @@ theme: jekyll-theme-minimal
 exclude:
   - Gemfile
   - Gemfile.lock
+  - vendor/bundle